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Finding the Fourth Proportional to 61,525.70, 92,288.55 and 33,459.20

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Solution

The fourth proportional to 61,525.70, 92,288.55 and 33,459.20 is: 50,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,525.70 : 92,288.55 = 33,459.20 : x
  2. Step 2: Convert to fraction form
    61,525.70/92,288.55 = 33,459.20/x
  3. Step 3: Cross multiply
    61,525.70x = 92,288.55 × 33,459.20
  4. Step 4: Simplify right side
    61,525.70x = 3,087,901,052.16
  5. Step 5: Solve for x
    x = 3,087,901,052.16/61,525.70
  6. Step 6: Final answer
    x = 50,188.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.